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Finding the Fourth Proportional to 48,137.56, 66,446.56 and 33,080.08

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Solution

The fourth proportional to 48,137.56, 66,446.56 and 33,080.08 is: 45,662.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,137.56 : 66,446.56 = 33,080.08 : x
  2. Step 2: Convert to fraction form
    48,137.56/66,446.56 = 33,080.08/x
  3. Step 3: Cross multiply
    48,137.56x = 66,446.56 × 33,080.08
  4. Step 4: Simplify right side
    48,137.56x = 2,198,057,520.52
  5. Step 5: Solve for x
    x = 2,198,057,520.52/48,137.56
  6. Step 6: Final answer
    x = 45,662.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.